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Analog Electronics

Analog Electronics
The room temperature resistivity of pure silicon is

 50
 6
 300
 3000

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Analog Electronics
The base of an npn transistor is thin and

 heavily doped.
 doped by a pentavalent material.
 metallic.
  lightly doped.

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Analog Electronics
What is an energy gap?

 Energy band in which electrons can move freely
None of these
 Space between two orbital shells
 Energy level at which an electron can exist

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Analog Electronics
Colpitts oscillator is also called as

All of these
 Tank circuit oscillator
 Resonant circuit oscillator
 LC oscillator

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Analog Electronics
Which oscillators are easy to fabricate in a monolithic IC?

 Relaxation oscillator.
 Crystal oscillator.
 Hartley oscillator.
 Wien bridge oscillator.

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Analog Electronics
The amount of time between the creation and disappearance of a free electrons is called

 bound electrons
 drift velocity
 recombination
 life time of the carriers

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MORE MCQ ON Analog Electronics

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